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Filing Detail
Form S-4 - Registration of securities, business combinations:
SEC Accession No. 0001193125-17-128852
Filing Date
2017-04-19
Accepted
2017-04-19 16:42:31
Documents
30

Document Format Files

Seq Description Document Type Size
1 S-4 d322217ds4.htm S-4 968984
2 EX-3.3 d322217dex33.htm EX-3.3 3214
3 EX-3.4 d322217dex34.htm EX-3.4 20073
4 EX-3.5 d322217dex35.htm EX-3.5 246121
5 EX-3.6 d322217dex36.htm EX-3.6 76228
6 EX-3.7 d322217dex37.htm EX-3.7 40367
7 EX-3.8 d322217dex38.htm EX-3.8 76152
8 EX-3.9 d322217dex39.htm EX-3.9 3901
9 EX-3.10 d322217dex310.htm EX-3.10 33672
10 EX-3.11 d322217dex311.htm EX-3.11 3769
11 EX-3.12 d322217dex312.htm EX-3.12 33304
12 EX-3.13 d322217dex313.htm EX-3.13 22170
13 EX-3.14 d322217dex314.htm EX-3.14 40888
14 EX-3.15 d322217dex315.htm EX-3.15 5369
15 EX-3.16 d322217dex316.htm EX-3.16 33625
16 EX-5.1 d322217dex51.htm EX-5.1 23438
17 EX-5.2 d322217dex52.htm EX-5.2 13120
18 EX-23.3 d322217dex233.htm EX-23.3 1528
19 EX-23.4 d322217dex234.htm EX-23.4 1236
20 EX-25.1 d322217dex251.htm EX-25.1 136279
21 EX-99.1 d322217dex991.htm EX-99.1 217076
22 EX-99.2 d322217dex992.htm EX-99.2 7972
23 EX-99.3 d322217dex993.htm EX-99.3 19002
24 EX-99.4 d322217dex994.htm EX-99.4 26631
26 GRAPHIC g322217ex251pg5.jpg GRAPHIC 5830
27 GRAPHIC g322217g02p64.jpg GRAPHIC 4279
28 GRAPHIC g322217g0418102512697.jpg GRAPHIC 2468
29 GRAPHIC g322217g0418103131952.jpg GRAPHIC 2735
30 GRAPHIC g322217g95f30.jpg GRAPHIC 22330
31 filename31.htm CORRESP 10951
  Complete submission text file 0001193125-17-128852.txt   2123188
Mailing Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151
Business Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151 7036338300
Dynamics Research Corp (Filer) CIK: 0000030822 (see all company filings)

IRS No.: 042211809 | State of Incorp.: MA | Fiscal Year End: 1231
Type: S-4 | Act: 33 | File No.: 333-217383-06 | Film No.: 17770416
SIC: 7373 Services-Computer Integrated Systems Design

Mailing Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151
Business Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151 7036338300
Engility Holdings, Inc. (Filer) CIK: 0001544229 (see all company filings)

IRS No.: 453854852 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-4 | Act: 33 | File No.: 333-217383-07 | Film No.: 17770417
SIC: 8711 Services-Engineering Services

Mailing Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151
Business Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151 7036338300
Engility LLC (Filer) CIK: 0001612199 (see all company filings)

IRS No.: 952588754 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-4 | Act: 33 | File No.: 333-217383-01 | Film No.: 17770411

Mailing Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151
Business Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151 7036338300
ENGILITY Corp (Filer) CIK: 0001637281 (see all company filings)

IRS No.: 042393618 | State of Incorp.: MA | Fiscal Year End: 1231
Type: S-4 | Act: 33 | File No.: 333-217383 | Film No.: 17770410
SIC: 8711 Services-Engineering Services

Mailing Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151
Business Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151 7036338300
ATAC Services, LLC (Filer) CIK: 0001698226 (see all company filings)

IRS No.: 472919685 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-4 | Act: 33 | File No.: 333-217383-02 | Film No.: 17770412

Mailing Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151
Business Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151 7036338300
Support Services Organization, LLC (Filer) CIK: 0001698227 (see all company filings)

IRS No.: 461110776 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-4 | Act: 33 | File No.: 333-217383-04 | Film No.: 17770414

Mailing Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151
Business Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151 7036338300
TASC Services Corp (Filer) CIK: 0001698229 (see all company filings)

IRS No.: 043268014 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-4 | Act: 33 | File No.: 333-217383-03 | Film No.: 17770413

Mailing Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151
Business Address 4803 STONECROFT BOULEVARD CHANTILLY VA 20151 7036338300
TexelTek, LLC (Filer) CIK: 0001698230 (see all company filings)

IRS No.: 522266478 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-4 | Act: 33 | File No.: 333-217383-05 | Film No.: 17770415